Testplugin and Frontend2

Github: https://github.com/jongough/testplugin_pi

  1. Demonstration of a number of OpenCPN methods and actions.
  2. Frontend2 -Guidance for Cmake, CMakeLists.txt and scripts needed to compile the environments.
  3. Working example and companion program to Ocpn-Draw

Additional guidance for converting an existing plugin to use Frontend2 Frontend2.md